| Name | Location | Status | Design | Year Built | Year Lost | Span Length | Total Length |
|---|---|---|---|---|---|---|---|
| Bitterroot River Bridge | CR L1390 over Bitterroot River | Open to traffic | Through truss | 1935 | -- | 180.1 ft. | 346.1 ft. |
| Blackfoot River Bridge | CR L1730 over Blackfoot River | Open to traffic | Through truss | 1907 | -- | 149.9 ft. | 215.9 ft. |
| Blackfoot River Bridge | MT 200 over Blackfoot River | Open to traffic | Deck truss | 1940 | -- | 149.9 ft. | 445.9 ft. |
| Milwaukee Road Railroad Overpass | Orange Street over Milwaukee Road Railroad (abandoned) | Open to traffic | Concrete tee beam | 1936 | -- | 50.9 ft. | 209.0 ft. |
| Orange Street Bridge | Orange Street over Clark Fork | Replaced by new bridge | Warren deck truss | 1937 | 2003 | 129.9 ft. | 503.0 ft. |
| Vine Street Bridge | Vine Street over Rattlesnake Creek | Open to traffic | Arch | 1945 | -- | 68.2 ft. | 89.9 ft. |